A/L ICT Lesson 01 Notes: Basic Concepts of ICT

Bilingual lesson notes for Unit 1 of the Sri Lankan GCE Advanced Level ICTsyllabus, Grade 12. This lesson covers data and information and the differencebetween them, the characteristics of quality information, the seven-stage datalife cycle, the drawbacks of manual data handling, the classification ofsoftware into system and application software, open source versus proprietarysoftware, the fields where ICT is applied, and the social and environmentalissues of ICT such as the digital divide, e-waste and green computing. The unittypically carries 4 to 6 MCQ marks and 5 to 10 marks on Paper II.

Six tabs group everything for this lesson: full notes, GCE A/L stylestructured questions with their marking schemes, video lessons, a multiplechoice quiz, a bilingual glossary, and a set of resource links to the syllabus,the resource book, past questions and the interactive practice tool. The pageopens in English; tap the language button to switch the whole lesson to Sinhala.Both languages are on the same page and match the terms used across the site.